<?php
/**
 * Zend Framework
 * LICENSE
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 * @category Zend
 * @package Zend_Form
 * @subpackage Decorator
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 */
/**
 * Zend_Form_Decorator_Abstract
 */
require_once 'Zend/Form/Decorator/Abstract.php';

/**
 * Zend_Form_Decorator_Tooltip
 * Will translate the title attribute, if available
 * @category Zend
 * @package Zend_Form
 * @subpackage Decorator
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 * @version $Id: Tooltip.php$
 */
class Zend_Form_Decorator_Tooltip extends Zend_Form_Decorator_Abstract {

    /**
     * Translates the title attribute if it is available, if the translator is available
     * and if the translator is not disable on the element being rendered.
     * @param string $content
     * @return string
     */
    public function render ($content) {
        if (null !== ($title = $this -> getElement () -> getAttrib ('title'))) {
            if (null !== ($translator = $this -> getElement () -> getTranslator ())) {
                $title = $translator -> translate ($title);
            }
        }
        $this -> getElement () -> setAttrib ('title', $title);
        return $content;
    }

}